Manufacturer: Mullard. Item model number: Mullard. Matched Pair (2 tubes). Pair is matched within 10% for both gain and conductance. Product Details Included Components: Factory boxes. Smooth tone.
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Electro-Harmonix tubes are among the highest quality. Engineered, designed, and manufactured to exacting standards for musicality and overall warmth, you can trust an Electro-Harmonix tube to deliver premium tone.
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NOS tubes fall within the Gm characteristic range of an average tube, as published in the RCA RECEIVING TUBE MANUAL, which states "Individual tubes, like any manufactured product, may have characteristics that range above or below the values given.
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2 x Mazda Valve Tube Used Tested V1 1400/1400 mhos gm V2 1450/1450 mhos gm
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ECC83 12AX7 Valve Tube.
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Mullard / ECC83 MULLARD ECC83 - 12AX7 This listing is for 1 double triode preamp tube. It is more or less used but has been tested good. The internal construction is EXTREMELY rare, featuring an early type with a square getter and long plates. This tube was made in 1954 and has the etched code H4 1600 visible on the back. This is ONE OF THE EARLIEST EVER ECC83 TYPE! Shipping via registered airmail with tracking number. Import fees for U.S. buyers are included in the shipping cost under the new tariff regulations. Other methods available upon request. Internal Reference (SKU): 97_1cf63
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"Like a warm British jacket of the finest tweed, these glorious tubes have an attractive sweet warmth in their midrange and lower regions.". The top end is silky and pleasant and doesn't get rolled off.
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What you see is what you get. Sold as is.
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